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A226821 Numbers of the form 3^j + 8^k, for j and k >= 0. 1
2, 4, 9, 10, 11, 17, 28, 35, 65, 67, 73, 82, 89, 91, 145, 244, 251, 307, 513, 515, 521, 539, 593, 730, 737, 755, 793, 1241, 2188, 2195, 2251, 2699, 4097, 4099, 4105, 4123, 4177, 4339, 4825, 6283, 6562, 6569, 6625, 7073, 10657, 19684, 19691, 19747, 20195, 23779 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
a = 3; b = 8; mx = 25000; Union[Flatten[Table[a^n + b^m, {m, 0, Log[b, mx]}, {n, 0, Log[a, mx - b^m]}]]]
CROSSREFS
Cf. A004050 (2^j + 3^k), A226806-A226832 (cases to 8^j + 9^k).
Sequence in context: A267414 A072583 A178488 * A047465 A365343 A002258
KEYWORD
nonn
AUTHOR
T. D. Noe, Jun 19 2013
STATUS
approved

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Last modified March 29 11:14 EDT 2024. Contains 371278 sequences. (Running on oeis4.)