A303261 Numbers having n digits in base n+1, and equal to the determinant of a circulant matrix based on these digits.

1, 28, 35, 1936, 2761, 3421, 3732, 4043, 4354, 281048, 289820, 333293, 420239, 428752, 430686, 437554, 500380, 500888, 736600, 941578, 984377, 1027176, 1069975, 1112774, 1155573, 1662216, 1776201, 2087008, 5331625, 6825024, 7014400

Offset

1,2

Comments

A subsequence of A303262, namely, the terms in row n which correspond to n-digit numbers in base n+1.

Links

Table of n, a(n) for n=1..31.

Prog

(PARI) for(n=1, 10, for(k=(n+1)^(n-1), (n+1)^n-1, d=Vec(digits(k, n+1)); abs(matdet(matrix(n, n, i, j, d[(j-i)%n+1])))==k&&print1(k", ")))

Crossrefs

Cf. A303262, A303260, A219324, A219325, A219326, A219327.

Sequence in context: A043170 A043950 A167308 * A168106 A061900 A048023

Adjacent sequences: A303258 A303259 A303260 * A303262 A303263 A303264

Keyword

nonn,base,more

Author

M. F. Hasler, Apr 25 2018

Status

approved