1,2

See first comment in A103739.

Table of n, a(n) for n=1..72.

a(n) = (A258653(n) - A258642(n))/2.

a(1)=(A258653(1) - A258642(1))/2=(5-3)/2=1;

a(2)=(A258653(2) - A258642(2))/2=(7-3)/2=2.

Cf. A103739, A258642, A258653, A257816 (values of y).

Sequence in context: A253676 A182939 A056943 * A171085 A288538 A256210

Adjacent sequences: A258651 A258652 A258653 * A258655 A258656 A258657

nonn

Zak Seidov, Jun 06 2015

approved