A067503 Powers of 6 with digit sum also a power of 6.

1, 6, 279936, 1679616, 10077696, 60466176, 13060694016, 4849687664788584363858837602739217760256, 174588755932389037098918153698611839369216

Offset

1,2

Links

Table of n, a(n) for n=1..9.

Mathematica

Select[6^(Range[54]-1), IntegerQ[Log[6, Total[IntegerDigits[#]]]]&] (* Stefano Spezia, Dec 23 2022 *)

Crossrefs

Cf. A066002, A067499, A067500, A067501, A067502.

Sequence in context: A358385 A294325 A238821 * A079288 A072234 A369973

Adjacent sequences: A067500 A067501 A067502 * A067504 A067505 A067506

Keyword

base,easy,nonn

Author

Amarnath Murthy, Feb 11 2002

Extensions

More terms from Sascha Kurz, Mar 18 2002

Status

approved