G.f.: A(x) = ( G(x)^7 - G(x^7) - 7*x*((1-x^6)/(1-x))/(1-x^7) )/(49*x^2) where G(x) is the g.f. of A110635.

A111584

G.f.: A(x) = ( G(x)^7 - G(x^7) - 7*x*((1-x^6)/(1-x))/(1-x^7) )/(49*x^2) where G(x) is the g.f. of A110635.

Terms

    a(0) =1a(1) =5a(2) =23a(3) =76a(4) =242a(5) =622a(6) =1527a(7) =3218a(8) =6464a(9) =11752a(10) =20368a(11) =33492a(12) =52492a(13) =80282a(14) =118073a(15) =170602a(16) =242147a(17) =336135a(18) =463260a(19) =627797a(20) =841613a(21) =1125132a(22) =1481186a(23) =1941049a(24) =2526815a(25) =3263039a(26) =4198666a(27) =5341194a(28) =6774802a(29) =8564045

External references