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A113795 n is the product of T(d_i) where d_i are the nonzero digits of n and T(k) denotes the k-th triangular number. 0
1, 15, 6615, 19360877637633638400 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..4.

EXAMPLE

6615 = T(6)*T(6)*T(1)*T(5)=21*21*1*15.

CROSSREFS

Sequence in context: A204677 A198250 A066968 * A205155 A208095 A271402

Adjacent sequences:  A113792 A113793 A113794 * A113796 A113797 A113798

KEYWORD

base,nonn

AUTHOR

Giovanni Resta, Jan 21 2006

STATUS

approved

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Last modified May 13 17:46 EDT 2021. Contains 343864 sequences. (Running on oeis4.)