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A303261 Numbers having n digits in base n+1, and equal to the determinant of a circulant matrix based on these digits. 1
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 (list; graph; refs; listen; history; text; internal format)
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

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Last modified March 8 11:25 EST 2021. Contains 341948 sequences. (Running on oeis4.)