A329291 Ratio A101337(m)/m for m = A306360(n), numbers dividing the value of their narcissistic function.

1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 7, 2, 1, 1, 1, 5, 4, 4, 1, 1, 3, 1, 1, 1, 4, 1, 1, 1, 2, 1, 1, 1, 1, 3, 1, 4, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 4, 1, 1, 3, 2, 1, 4, 1, 1, 1, 4, 2, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1

Offset

1,14

Comments

A101337 (sum of digits raised to power A055642(n) = #digits(n)) is sometimes called the narcissistic function for base 10.

This sequence has the same finite number of elements as A306360.

Links

Table of n, a(n) for n=1..109.

Formula

a(n) = A101337(A306360(n))/A306360(n).

Prog

(PARI) A329291=[A101337(m)/m|m<-A306360]

Crossrefs

Cf. A101337, A306360, A329292 (least index i with a(i) = n = 1, 2, 3...).

Sequence in context: A025269 A265656 A137296 * A294105 A101124 A011127

Adjacent sequences: A329288 A329289 A329290 * A329292 A329293 A329294

Keyword

nonn,fini,full

Author

M. F. Hasler, Nov 17 2019

Extensions

a(108)-a(109) from Giovanni Resta, Nov 18 2019

Status

approved