Sequences

392,541 sequences

14 in base 14-n.A008711
14 in base 14-n.
15 in base 15-n.A008712
15 in base 15-n.
16 in base 16-n.A008713
16 in base 16-n.
17 in base 17-n.A008714
17 in base 17-n.
18 in base 18-n.A008715
18 in base 18-n.
19 in base 19-n.A008716
19 in base 19-n.
20 in base 20-n.A008717
20 in base 20-n.
Expansion of g.f.: (1+x^9)/((1-x)*(1-x^4)*(1-x^6)*(1-x^12)).A008718
Expansion of g.f.: (1+x^9)/((1-x)*(1-x^4)*(1-x^6)*(1-x^12)).
Expansion of 1/((1-x)*(1-x^4)*(1-x^6)*(1-x^12)).A008719
Expansion of 1/((1-x)*(1-x^4)*(1-x^6)*(1-x^12)).
Molien series for 3-dimensional group [2,5] = *225.A008720
Molien series for 3-dimensional group [2,5] = *225.
Molien series for 3-dimensional group [2,7] = *227.A008721
Molien series for 3-dimensional group [2,7] = *227.
Molien series for 3-dimensional group [2,9] = *229.A008722
Molien series for 3-dimensional group [2,9] = *229.
Molien series for 3-dimensional group [2,11] = *2 2 11.A008723
Molien series for 3-dimensional group [2,11] = *2 2 11.
a(n) = floor(n^2/12).A008724
a(n) = floor(n^2/12).
Molien series for 3-dimensional group [2,n] = *22n.A008725
Molien series for 3-dimensional group [2,n] = *22n.
Molien series 1/((1-x)^2*(1-x^8)) for 3-dimensional group [2,n] = *22n.A008726
Molien series 1/((1-x)^2*(1-x^8)) for 3-dimensional group [2,n] = *22n.
Molien series for 3-dimensional group [2,n] = *22n.A008727
Molien series for 3-dimensional group [2,n] = *22n.
Molien series for 3-dimensional group [2,n ] = *22n.A008728
Molien series for 3-dimensional group [2,n ] = *22n.
Molien series for 3-dimensional group [2, n] = *22n.A008729
Molien series for 3-dimensional group [2, n] = *22n.
Molien series 1/((1-x)^2*(1-x^12)) for 3-dimensional group [2,n] = *22n.A008730
Molien series 1/((1-x)^2*(1-x^12)) for 3-dimensional group [2,n] = *22n.
Molien series for 3-dimensional group [2, n] = *22n.A008731
Molien series for 3-dimensional group [2, n] = *22n.
Molien series for 3-dimensional group [2,n] = *22n.A008732
Molien series for 3-dimensional group [2,n] = *22n.
Molien series for 3-dimensional group [2+, n] = 2*(n/2).A008733
Molien series for 3-dimensional group [2+, n] = 2*(n/2).
Molien series for 3-dimensional group [2+,n ] = 2*(n/2).A008734
Molien series for 3-dimensional group [2+,n ] = 2*(n/2).
Molien series for 3-dimensional group [2+,n ] = 2*(n/2).A008735
Molien series for 3-dimensional group [2+,n ] = 2*(n/2).
Molien series for 3-dimensional group [2+,n] = 2*(n/2).A008736
Molien series for 3-dimensional group [2+,n] = 2*(n/2).
a(n) = floor(n/6)*ceiling(n/6).A008737
a(n) = floor(n/6)*ceiling(n/6).
a(n) = floor((n^2 + 1)/5).A008738
a(n) = floor((n^2 + 1)/5).
Molien series for 3-dimensional group [2+,n] = 2*(n/2).A008739
Molien series for 3-dimensional group [2+,n] = 2*(n/2).
Molien series for 3-dimensional group [2+,n] = 2*(n/2).A008740
Molien series for 3-dimensional group [2+,n] = 2*(n/2).
Putative number of uniform tight n-dimensional sphere packings (the next 2 numbers are believed to be infinity, 1 ).A008741
Putative number of uniform tight n-dimensional sphere packings (the next 2 numbers are believed to be infinity, 1 ).
Molien series for 3-dimensional group [3,3 ]+ = 332.A008742
Molien series for 3-dimensional group [3,3 ]+ = 332.
Molien series for 3-dimensional group [3,4]+ = 432.A008743
Molien series for 3-dimensional group [3,4]+ = 432.
Dates of accession of the Georges to the English throne.A008744
Dates of accession of the Georges to the English throne.
Year of birth of n-th President of U.S.A.A008745
Year of birth of n-th President of U.S.A.
Dates of birth of Kings Louis I, II, ... of France.A008746
Dates of birth of Kings Louis I, II, ... of France.
Expansion of (1+x^4)/((1-x)*(1-x^2)*(1-x^3)).A008747
Expansion of (1+x^4)/((1-x)*(1-x^2)*(1-x^3)).
Expansion of (1 + x^5) / ((1-x) * (1-x^2) * (1-x^3)) in powers of x.A008748
Expansion of (1 + x^5) / ((1-x) * (1-x^2) * (1-x^3)) in powers of x.
Expansion of (1+x^6)/((1-x)*(1-x^2)*(1-x^3)).A008749
Expansion of (1+x^6)/((1-x)*(1-x^2)*(1-x^3)).
Expansion of (1+x^7)/((1-x)*(1-x^2)*(1-x^3)).A008750
Expansion of (1+x^7)/((1-x)*(1-x^2)*(1-x^3)).
Expansion of (1+x^8)/((1-x)*(1-x^2)*(1-x^3)).A008751
Expansion of (1+x^8)/((1-x)*(1-x^2)*(1-x^3)).
Expansion of (1+x^9)/((1-x)*(1-x^2)*(1-x^3)).A008752
Expansion of (1+x^9)/((1-x)*(1-x^2)*(1-x^3)).
Expansion of (1+x^10)/((1-x)*(1-x^2)*(1-x^3)).A008753
Expansion of (1+x^10)/((1-x)*(1-x^2)*(1-x^3)).
Expansion of (1+x^11)/((1-x)*(1-x^2)*(1-x^3)).A008754
Expansion of (1+x^11)/((1-x)*(1-x^2)*(1-x^3)).
Expansion of (1+x^12)/((1-x)*(1-x^2)*(1-x^3)).A008755
Expansion of (1+x^12)/((1-x)*(1-x^2)*(1-x^3)).
Expansion of (1+x^13)/((1-x)*(1-x^2)*(1-x^3)).A008756
Expansion of (1+x^13)/((1-x)*(1-x^2)*(1-x^3)).
Expansion of (1+x^14)/((1-x)*(1-x^2)*(1-x^3)).A008757
Expansion of (1+x^14)/((1-x)*(1-x^2)*(1-x^3)).
Expansion of (1+x^15)/((1-x)*(1-x^2)*(1-x^3)).A008758
Expansion of (1+x^15)/((1-x)*(1-x^2)*(1-x^3)).
Expansion of (1+x^16)/(1-x)/(1-x^2)/(1-x^3).A008759
Expansion of (1+x^16)/(1-x)/(1-x^2)/(1-x^3).
Expansion of (1+x^17)/((1-x)*(1-x^2)*(1-x^3)).A008760
Expansion of (1+x^17)/((1-x)*(1-x^2)*(1-x^3)).