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A297127
a(n) = (1/2) * Sum_{|k|<2*sqrt(p)} A297122(4*p-k^2) where p is n-th prime.
7
33703, 359788, 7410526, 55075448, 823614244, 2238479798, 11171417938, 21787752284, 68501592808, 275166205414, 410273756384, 1185793577918, 2195777500954, 2921567789828, 4984278115408, 10240918233838, 19486182370804, 23813901313094, 41782891225388
OFFSET
1,1
LINKS
FORMULA
A076847(n) = A000594(prime(n)) = a(n) - A297123(prime(n)) .
EXAMPLE
a(2) = (1/2) * (32768 + 2*16807 + 2*512) = 33703.
tau(2) = 33703 - 33727 = -24.
a(3) = (1/2) * (331776 + 2*161051 + 2*32768 + 2*81) = 359788.
tau(3) = 359788 - 359536 = 252.
CROSSREFS
Cf. A000594 (tau(n)), A076847, A297122, A297123.
Sequence in context: A235745 A235504 A355142 * A234187 A209827 A235735
KEYWORD
nonn
AUTHOR
Seiichi Manyama, Dec 26 2017
STATUS
approved