A316851 Consider integer triangles as listed in rows of table A316841. Sequence gives perimeters of these triangles in the same order.

3, 5, 6, 7, 7, 8, 9, 9, 10, 9, 10, 11, 12, 11, 11, 12, 13, 11, 12, 13, 14, 15, 13, 14, 13, 14, 15, 16, 13, 14, 15, 16, 17, 18, 15, 15, 16, 17, 15, 16, 17, 18, 19, 15, 16, 17, 18, 19, 20, 21, 17, 18, 17, 18, 19, 20, 17, 18, 19, 20, 21, 22, 17, 18, 19, 20, 21, 22, 23, 24

Offset

1,1

Comments

Every number appears except 1, 2, and 4.

Links

Lars Blomberg, Table of n, a(n) for n = 1..3000

Crossrefs

Cf. A316841, A316842, A316852.

a(n) = A316843(n)+A316844(n)+A316845(n).

Sequence in context: A362074 A122818 A070083 * A358470 A196778 A195770

Adjacent sequences: A316848 A316849 A316850 * A316852 A316853 A316854

Keyword

nonn,look

Author

N. J. A. Sloane, Jul 23 2018

Status

approved