A351175 Natural numbers k such that there are infinitely many representations k = A/B with A, B in A035928.

1, 6, 15, 18, 19, 20, 24, 28, 51, 59, 61, 63, 66, 67, 68, 71, 72, 74, 75, 78, 82, 83, 84, 87, 94, 96, 120, 191, 195, 203, 211, 231, 235, 243, 247, 251, 253, 255, 258, 260, 262, 263, 264, 265, 266, 267, 271, 272, 274, 275, 278, 279, 285, 288, 292, 293, 298, 299

Offset

1,2

Comments

This sequence and A351176 form a disjoint partition of A351172.

Links

Table of n, a(n) for n=1..58.

James Haoyu Bai, Joseph Meleshko, Samin Riasat, and Jeffrey Shallit, Quotients of Palindromic and Antipalindromic Numbers, arXiv:2202.13694 [math.NT], 2022.

James Haoyu Bai, Joseph Meleshko, Samin Riasat, and Jeffrey Shallit, Quotients of Palindromic and Antipalindromic Numbers, INTEGERS 22 (2022), #A96.

Crossrefs

Cf. A035928, A351172, A351176.

Sequence in context: A122661 A133481 A274549 * A099535 A370920 A302296

Adjacent sequences: A351172 A351173 A351174 * A351176 A351177 A351178

Keyword

nonn,base

Author

Jeffrey Shallit, Feb 04 2022

Status

approved