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A193380 A192392(n)/n = largest m such that m*n is a concatenation of the numbers n(n-1)/2+1,...,n(n+1)/2. 0
1, 16, 218, 24277, 282624223, 35336530286, 4038946460332, 454417916411629, 50493713793377093, 5554535251494847465, 605967851146914507796, 65648063122810597558064, 7069922221437372952524460, 714212835424956578936007364364293 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..14.

FORMULA

a(n) = A192392(n)/n.

PROG

(PARI) a(n) = A192392(n)/n  /* see there */

CROSSREFS

Cf. A076068 - A076073, A080479, A080480, A192392.

Sequence in context: A239042 A186841 A130606 * A076073 A092657 A078266

Adjacent sequences:  A193377 A193378 A193379 * A193381 A193382 A193383

KEYWORD

nonn,base

AUTHOR

M. F. Hasler, Jul 24 2011

STATUS

approved

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Last modified August 13 20:26 EDT 2022. Contains 356107 sequences. (Running on oeis4.)