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A166706 Totally multiplicative sequence with a(p) = a(p-1) + 9 for prime p. 0
1, 10, 19, 100, 109, 190, 199, 1000, 361, 1090, 1099, 1900, 1909, 1990, 2071, 10000, 10009, 3610, 3619, 10900, 3781, 10990, 10999, 19000, 11881, 19090, 6859, 19900, 19909, 20710, 20719, 100000, 20881, 100090, 21691, 36100, 36109, 36190, 36271 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..39.

FORMULA

Multiplicative with a(p^e) = (a(p-1)+9)^e. If n = Product p(k)^e(k) then a(n) = Product (a(p(k)-1)+9)^e(k).

CROSSREFS

Sequence in context: A181957 A181898 A219688 * A131495 A060630 A070199

Adjacent sequences:  A166703 A166704 A166705 * A166707 A166708 A166709

KEYWORD

nonn,mult

AUTHOR

Jaroslav Krizek, Oct 18 2009

STATUS

approved

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Last modified October 14 12:20 EDT 2019. Contains 328006 sequences. (Running on oeis4.)