|
|
|
|
1, 3, 7, 18, 46, 124, 337, 935, 2605, 7328, 20684, 58670, 166863, 476032, 1360955, 3899324, 11191494, 32173714, 92625281, 267010344, 770610783, 2226438062, 6438902174, 18638275524, 53995855636, 156548609636, 454200201824
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,2
|
|
COMMENTS
|
x. The subsequence of primes in this partial sum begins: 3, 7, 337, 121208284196421093429539251 = a(58).
|
|
LINKS
|
|
|
FORMULA
|
|
|
EXAMPLE
|
a(28) = 1 + 2 + 4 + 11 + 28 + 78 + 213 + 598 + 1670 + 4723 + 13356 + 37986 + 108193 + 309169 + 884923 + 2538369 + 7292170 + 20982220 + 60451567 + 174385063 + 503600439 + 1455827279 + 4212464112 + 12199373350 + 35357580112 + 102552754000 + 297651592188 + 86446068277.
|
|
CROSSREFS
|
|
|
KEYWORD
|
easy,nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|