A014948 Numbers k such that k divides s(k), where s(1)=1, s(j)= s(j-1) + j*7^(j-1).

1, 3, 9, 27, 57, 81, 171, 243, 333, 513, 729, 999, 1083, 1539, 2187, 2943, 2997, 3249, 4617, 6327, 6561, 8829, 8991, 9567, 9747, 12321, 13851, 18981, 19683, 20577, 21897, 23883, 26487, 26973, 28701, 29241

Offset

1,2

Links

Table of n, a(n) for n=1..36.

Crossrefs

Sequence in context: A248078 A057829 A181047 * A093665 A093546 A015955

Adjacent sequences: A014945 A014946 A014947 * A014949 A014950 A014951

Keyword

nonn

Author

Olivier Gérard

Status

approved