1,1

Table of n, a(n) for n=1..105.

Sum{k>0} k*A100982(k)/2^(A020914(k)-1) = 3.49265185218642491230556033752968...

Cf. A122458 (dropping time of the reduced Collatz iteration), A100982, A122790.

Sequence in context: A246726 A019900 A290373 * A011429 A225409 A083437

Adjacent sequences: A122788 A122789 A122790 * A122792 A122793 A122794

cons,nonn

T. D. Noe, Sep 11 2006

approved