Number of length 5+2 0..n arrays with the sum of second differences squared multiplied by some arrangement of +-1 equal to zero.
A250324
Number of length 5+2 0..n arrays with the sum of second differences squared multiplied by some arrangement of +-1 equal to zero.
Terms
- a(0) =42a(1) =487a(2) =2432a(3) =8767a(4) =24126a(5) =57305a(6) =119004a(7) =228401a(8) =404196a(9) =680467a(10) =1085778a(11) =1673983a(12) =2485432a(13) =3600959a(14) =5069184a(15) =7002383
External references
- oeis: A250324