Multinomial coefficients(TOP, BOTTOM), where TOP = n(n+1)(2n+1)/6, BOTTOM = ( 1^2 2^2 ... n^2 ).

A022918

Multinomial coefficients(TOP, BOTTOM), where TOP = n(n+1)(2n+1)/6, BOTTOM = ( 1^2 2^2 ... n^2 ).

Terms

    a(0) =1a(1) =5a(2) =10010

External references