A079561 Sum of divisors of n-th term of Look and Say Sequence A005150.

1, 12, 32, 1392, 121344, 312212, 13112222, 1279468800, 31136789207244, 13211311613063223000, 13403194265214368985974400, 3113112374374075507052715149610480, 1366689819219310568184630787187883678671578080

Offset

1,2

Links

Table of n, a(n) for n=1..13.

Formula

a(n) = A000203(A005150(n)). - Omar E. Pol, Dec 08 2019

Crossrefs

Cf. A000203, A005150.

Sequence in context: A334307 A192213 A050690 * A328326 A131543 A372026

Adjacent sequences: A079558 A079559 A079560 * A079562 A079563 A079564

Keyword

base,nonn

Author

Joseph L. Pe, Jan 25 2003

Extensions

a(11)-a(12) from Nathaniel Johnston, Nov 02 2010

a(13) from Omar E. Pol, Dec 08 2019

Status

approved