login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A037334
Numbers whose base-8 and base-9 expansions have the same digit sum.
0
1, 2, 3, 4, 5, 6, 7, 120, 121, 122, 123, 124, 125, 176, 177, 178, 179, 234, 235, 236, 237, 238, 239, 288, 289, 290, 291, 292, 293, 294, 295, 344, 345, 346, 347, 348, 349, 350, 459, 460, 461, 462, 463, 568, 569, 570, 571, 572, 573
OFFSET
1,2
FORMULA
{n: A053829(n) = A053830(n)}. - R. J. Mathar, Jun 30 2021
EXAMPLE
125 is in the sequence because 125 = (1,4,8)_9 = (1,7,5)_8 and 1+4+8 = 1+7+5. 126 is not in the sequence because 126 = (1,5,0)_9 = (1,7,6)_8 but 1+5+0 <> 1+7+6. - R. J. Mathar, Jun 30 2021
CROSSREFS
Sequence in context: A331565 A171644 A246338 * A037441 A270436 A004869
KEYWORD
nonn,base
STATUS
approved