

A173609


a(1) = 0, for n >= 2; a(n) = the smallest number h such that tau(h) = A000005(h) = a(n1) + 2.


8




OFFSET

1,2


COMMENTS

The next term is too large to include.


LINKS

Table of n, a(n) for n=1..5.


FORMULA

A000005(a(n)) = a(n1) + 2 for n >= 2.


CROSSREFS

Cf. A014221, A173603, A173604, A173605, A173606, A173607, A173608, A171959, A173011.
Sequence in context: A089718 A123150 A086591 * A294945 A073545 A103063
Adjacent sequences: A173606 A173607 A173608 * A173610 A173611 A173612


KEYWORD

nonn


AUTHOR

Jaroslav Krizek, Nov 06 2010


STATUS

approved



