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A116313 n times n+9 gives the concatenation of two numbers m and m+3. 4
3, 38569, 61423, 88696, 3686022, 6313970, 7223061, 84319381, 98033553, 345087246071675410527410, 403910775483440116409763, 596089224516559883590229, 654912753928324589472582 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
EXAMPLE
98033553 * 98033562 = 96105783//96105786, where // denotes
concatenation.
CROSSREFS
Sequence in context: A030463 A086509 A068161 * A140656 A135760 A003541
KEYWORD
nonn,base
AUTHOR
Giovanni Resta, Feb 06 2006
STATUS
approved

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Last modified March 29 04:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)