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Reinhard Zumkeller, Table of n, a(n) for n = 1..10000
A010052(A002322(a(n))) = 1. - Reinhard Zumkeller, Sep 02 2014
37 is in the sequence because lambda(37) = 36 = 6^2.
for n from 1 to 500 do if issqr(numtheory[lambda](n) ) then printf("%d, ", n) ; end if; end do:
a173694 n = a173694_list !! (n-1)
a173694_list = filter ((== 1) . a010052 . a002322) [1..]
-- Reinhard Zumkeller, Sep 02 2014
Sequence in context: A101725 A274453 A105370 * A190459 A135042 A109666
Adjacent sequences: A173691 A173692 A173693 * A173695 A173696 A173697
Michel Lagneau, Nov 25 2010
Definition rephrased - R. J. Mathar, Nov 26 2010