42143
domain: N
Appears in sequences
- "BIJ" (reversible, indistinct, labeled) transform of 2,1,1,1...at n=5A032112
- a(n) = (2*n^3 + 5*n^2 - 3*n)/2.at n=33A162256
- Number of (w,x,y,z) with all terms in {0,...,n} and |w-x|<=|x-y|<=|y-z|.at n=20A212903
- Number of (n+2) X (4+2) 0..1 arrays with each 3 X 3 subblock having clockwise perimeter pattern 00000001 00000101 or 00001001.at n=5A260244
- Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00001001.at n=3A260246
- T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00001001.at n=39A260248
- T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00001001.at n=41A260248
- Radicands of pure cubic number fields of type BETA and subtype M0.at n=43A363699
- Number of integer compositions of n that are the first sums of some composition with all parts > 1.at n=44A391235