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a(n) = smallest m such that A327008(m) = n-1.
Table of n, a(n) for n=1..34.
For n >= 5, a(n) = sqrt(A327009(n+1)+1).
Cf. A000196, A327007, A327008, A327009.
Sequence in context: A018064 A226161 A188624 * A256994 A107481 A058521
Adjacent sequences: A327007 A327008 A327009 * A327011 A327012 A327013
Max Alekseyev, Aug 12 2019