A045830 a(n) = A005927(n)/2.

0, 0, 0, 2, 3, 0, 0, 0, 0, 0, 0, 6, 4, 0, 0, 0, 0, 0, 0, 6, 12, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 12, 15, 0, 0, 0, 0, 0, 0, 6, 12, 0, 0, 0, 0, 0, 0, 12, 12, 0, 0, 0, 0, 0, 0, 18, 0, 0, 0, 0, 0, 0, 0, 6, 24

Offset

0,4

Links

Table of n, a(n) for n=0..68.

Crossrefs

Sequence in context: A173012 A083925 A208150 * A078771 A072771 A347715

Adjacent sequences: A045827 A045828 A045829 * A045831 A045832 A045833

Keyword

nonn

Author

N. J. A. Sloane

Status

approved