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A248894 Numbers n such that both numbers n and n+1 are in the sequence A248903. 1
17, 69, 70, 241, 405, 2606, 3339, 4116, 7116, 15148, 15149, 20162 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

If n is in the set {69, 15148, ...} then both numbers n and n+1 are in the sequence. This means that n, n+1 and n+2 are in the sequence A248903. It seems that there exist more such numbers n.

LINKS

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

CROSSREFS

Cf. A001359, A248891, A248903.

Sequence in context: A294516 A209078 A244630 * A041556 A041558 A327495

Adjacent sequences:  A248891 A248892 A248893 * A248895 A248896 A248897

KEYWORD

nonn,more

AUTHOR

Jahangeer Kholdi and Farideh Firoozbakht, Nov 22 2014

STATUS

approved

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Last modified July 12 18:03 EDT 2020. Contains 335666 sequences. (Running on oeis4.)