A105101 Sum of the vertices of ordered 3 prime sided prime triangles.

22, 83, 155, 235, 317, 417, 511, 613, 717, 809, 911, 1039, 1147, 1255, 1359, 1461, 1607, 1733, 1831, 1937, 2045, 2185, 2307, 2445, 2549, 2675, 2813, 2947, 3063, 3169, 3293, 3431, 3577, 3697, 3833, 3925, 4099, 4277, 4387, 4487, 4631, 4751, 4853, 4997

Offset

1,1

Comments

See A105100 for definition.

Links

Table of n, a(n) for n=1..44.

Example

The first 3 prime sided prime triangle is
2
3 5
7 11 13
The vertices 2,7,13 add to 22, the first entry.

Prog

(PARI) sumvert3x3(n) = { local(x, j, s); forstep(x=1, n, 6, s = prime(x)+ prime(x+3)+ prime(x+5); print1(s", ") ) }

Crossrefs

Sequence in context: A323251 A010010 A237618 * A235766 A044209 A044590

Adjacent sequences: A105098 A105099 A105100 * A105102 A105103 A105104

Keyword

easy,nonn

Author

Cino Hilliard, Apr 07 2005

Status

approved