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A248901 Numbers n such that A248891(n)=1. 3
1, 2, 3, 4, 5, 20, 29, 30, 2059, 5987, 7119, 20165 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

If n is in {1, 2, 3, 4, 29, ...} then both numbers n and n+1 are in the sequence. There are also other terms.

LINKS

Table of n, a(n) for n=1..12.

CROSSREFS

Cf. A001359, A248891, A248902, A248903.

Sequence in context: A329579 A024635 A217679 * A280849 A037400 A080695

Adjacent sequences:  A248898 A248899 A248900 * A248902 A248903 A248904

KEYWORD

nonn,more

AUTHOR

Jahangeer Kholdi and Farideh Firoozbakht, Nov 22 2014

STATUS

approved

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Last modified July 14 19:48 EDT 2020. Contains 335729 sequences. (Running on oeis4.)