A353107 Base-9 representation of A007908(n).

1, 13, 146, 1621, 17836, 207313, 2281451, 25206070, 277266780, 34771513601, 4330564256733, 535110486286816, 65858371163036861, 8202185121837583406, 1113465620754570813253, 134741562223525280514741, 16425841240157671153405780

Offset

1,2

Links

Seiichi Manyama, Table of n, a(n) for n = 1..354

Formula

a(n) = A007095(A007908(n)).

Prog

(Ruby)
def A(k, n)
  (1..n).map{|i| (1..i).to_a.join.to_i.to_s(k).to_i}
end
p A(9, 20)

Crossrefs

Cf. A007908, A050926, A097580, A097582, A097583, A353104, A353105, A353106.

Cf. A007095.

Sequence in context: A152585 A014881 A048442 * A051524 A110748 A211072

Adjacent sequences: A353104 A353105 A353106 * A353108 A353109 A353110

Keyword

nonn,base

Author

Seiichi Manyama, Apr 23 2022

Status

approved