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A116110 Numbers k such that k concatenated with k-7 gives the product of two numbers which differ by 3. 4
55, 5255, 6295, 75511, 92137, 5551405, 7943911, 1257669432489239675, 2148743977942130765, 2877834685014859837, 4164942361780146967, 10235898967817894552965, 15389481849681116007757 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..13.

CROSSREFS

Cf. A116103, A115426, A116122, A116241.

Sequence in context: A119051 A119083 A037156 * A358044 A060204 A231783

Adjacent sequences: A116107 A116108 A116109 * A116111 A116112 A116113

KEYWORD

nonn,base

AUTHOR

Giovanni Resta, Feb 06 2006

STATUS

approved

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Last modified February 3 21:17 EST 2023. Contains 360045 sequences. (Running on oeis4.)