1,3
See A318256 for some background information.
Table of n, a(n) for n=1..10.
Numbers k such that A144845(k) / A007947(k+1) = 1.
Cf. A007947, A144845, A318256.
Sequence in context: A163778 A328643 A160358 * A120806 A020946 A352596
Adjacent sequences: A319081 A319082 A319083 * A319085 A319086 A319087
nonn,more
Peter Luschny, Sep 12 2018
approved