Alternating row sums of triangle A092083 (s2(7)).
A092087
Alternating row sums of triangle A092083 (s2(7)).
Terms
- a(0) =1a(1) =20a(2) =505a(3) =14090a(4) =415654a(5) =12706406a(6) =398165665a(7) =12706132610a(8) =411175121230
External references
- oeis: A092087