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A191861
Second member of a pair of numbers occurring in the definition of 1-happy couples.
1
1, 2, 1, 3, 1, 1, 5, 4, 1, 3, 1, 2, 5, 1, 4, 13, 3, 2, 6, 1, 1, 1, 5, 9, 5, 3, 7, 1, 5, 25, 3, 3, 1, 2, 3, 2, 3805, 8, 1, 27, 1, 36, 59, 1, 125, 3, 85, 4, 9, 1, 1, 41, 3, 53, 15, 12, 14, 732, 5, 569, 10, 1, 1, 1, 3, 13, 851525, 1, 2, 2, 73, 7, 13, 5, 11, 1
OFFSET
1,2
LINKS
J. H. Conway, On Happy Factorizations, J. Integer Sequences, Vol. 1, 1998, #1.
PROG
(Haskell)
a191861 = snd . sqrtPair . a007969
-- Function sqrtPair is defined in A007968.
-- Reinhard Zumkeller, Oct 11 2015
CROSSREFS
Sequence in context: A178534 A110619 A354234 * A350200 A129761 A319299
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Jun 18 2011
EXTENSIONS
Wrong comment and wrong formula removed (thanks to Wolfdieter Lang, who pointed this out) by Reinhard Zumkeller, Oct 11 2015
STATUS
approved