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A116177 Numbers n such that n concatenated with n+3 gives the product of two numbers which differ by 2. 5
205, 300, 477, 732, 1920, 3157, 52896, 120085, 427020, 8264460, 88581312, 112000885, 112917765, 143075580, 152863360, 193537077, 233788192, 266755221, 313680096, 370908477, 386568925, 440852992, 442670220 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..23.

CROSSREFS

Cf. A115426, A116099, A116112, A115428, A116308.

Sequence in context: A270605 A072573 A249052 * A191834 A042983 A186475

Adjacent sequences:  A116174 A116175 A116176 * A116178 A116179 A116180

KEYWORD

nonn,base

AUTHOR

Giovanni Resta, Feb 06 2006

STATUS

approved

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Last modified May 31 07:14 EDT 2020. Contains 334747 sequences. (Running on oeis4.)