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A179223 Iterative mapping with offset: a(1)=1, a(n)=A095904(a(n-1)-1). 1
1, 2, 3, 4, 5, 9, 10, 8, 25, 343, 3969, 13090, 73344, 77398016 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

a(15) is greater than 10^11 and of the form (p^10)(q^5)(r^2)(s^2)tu, where p, q, r, s, t and u are distinct primes.

LINKS

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

Will Nicholes, Iterative mapping of prime signatures.

CROSSREFS

Cf. A095904, A179224.

Sequence in context: A182945 A052270 A265335 * A069117 A098464 A068586

Adjacent sequences:  A179220 A179221 A179222 * A179224 A179225 A179226

KEYWORD

nonn

AUTHOR

Will Nicholes, Jul 10 2010

STATUS

approved

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Last modified September 24 04:27 EDT 2017. Contains 292403 sequences.