Number of length 7+1 0..n arrays with the sum of the minimum of each adjacent pair multiplied by some arrangement of +-1 equal to zero.
A250424
Number of length 7+1 0..n arrays with the sum of the minimum of each adjacent pair multiplied by some arrangement of +-1 equal to zero.
Terms
- a(0) =136a(1) =3069a(2) =29221a(3) =169352a(4) =713260a(5) =2399000a(6) =6847916a(7) =17247435a(8) =39349946a(9) =82830804a(10) =163171880a(11) =303974701a(12) =539955055a(13) =920393391a(14) =1513595984a(15) =2411810686a(16) =3737466811a(17) =5649538780a(18) =8351938843a(19) =12101749148a(20) =17220184737a(21) =24102352508
External references
- oeis: A250424