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A116232 n times n+1 gives the concatenation of two numbers m and m-8. 4
63, 74161422624196105800027496, 76141620643998085998047298, 84702909106481760451088979, 86683107126283740649108781, 4050207542676714414981906222839967 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..6.

EXAMPLE

63 * 64 = 40//32, where // denotes concatenation.

CROSSREFS

Cf. A116101, A116225, A116233, A116246.

Sequence in context: A230175 A263164 A132591 * A094496 A010112 A058963

Adjacent sequences:  A116229 A116230 A116231 * A116233 A116234 A116235

KEYWORD

nonn,base

AUTHOR

Giovanni Resta, Feb 06 2006

STATUS

approved

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Last modified September 27 13:12 EDT 2022. Contains 357062 sequences. (Running on oeis4.)