

A120725


Prime sum of squared build up triangular array.


0



2, 3, 9, 5, 11, 35, 7, 13, 37, 11, 17, 41, 95, 13, 19, 43, 97, 17, 23, 47, 101, 197, 19, 25, 49, 103, 199, 23, 29, 53, 107, 203, 29, 35, 59, 113, 209
(list;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

1,1


LINKS

Table of n, a(n) for n=1..37.


FORMULA

a(n,m) = Prime[m] + 6*Sum[i^2, {i, 1, n}]


EXAMPLE

2
3, 9
5, 11, 35
7, 13, 37
11, 17, 41, 95
13, 19, 43, 97
17, 23, 47, 101, 197
19, 25, 49, 103, 199
23, 29, 53, 107, 203
29, 35, 59, 113, 209


MATHEMATICA

t[n_, m_] = Prime[m] + 6*Sum[i^2, {i, 1, n}] a = Table[Table[t[n, m], {n, 0, PrimePi[m]}], {m, 1, 10}] Flatten[a]


CROSSREFS

Sequence in context: A176570 A269559 A083173 * A253046 A324576 A109607
Adjacent sequences: A120722 A120723 A120724 * A120726 A120727 A120728


KEYWORD

nonn


AUTHOR

Roger L. Bagula, Aug 18 2006


STATUS

approved



