a(n) = A077503(n) - n*10^d, where d = n-A055642(n), A055642(n) = number of digits in n.

A087095

a(n) = A077503(n) - n*10^d, where d = n-A055642(n), A055642(n) = number of digits in n.

Terms

    a(0) =0a(1) =5a(2) =24a(3) =96a(4) =176a(5) =625a(6) =1316a(7) =13025a(8) =0a(9) =14129a(10) =24161a(11) =580921a(12) =1310976a(13) =4588964a(14) =7007601a(15) =0a(16) =233634401a(17) =244436761a(18) =2180575376a(19) =3762025a(20) =23492302009a(21) =71829444801a(22) =293908889924a(23) =357018382249

External references