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A372054
a(0)=1; thereafter a(n) = (n+1)*prime(n)+1.
1
1, 5, 10, 21, 36, 67, 92, 137, 172, 231, 320, 373, 482, 575, 646, 753, 902, 1063, 1160, 1341, 1492, 1607, 1818, 1993, 2226, 2523, 2728, 2885, 3104, 3271, 3504, 4065, 4324, 4659, 4866, 5365, 5588, 5967, 6358, 6681, 7094, 7519, 7784, 8405, 8686, 9063, 9354, 10129, 10928, 11351
OFFSET
0,2
LINKS
FORMULA
a(n) = 1+A164931(n+1). - R. J. Mathar, Apr 24 2024
MATHEMATICA
{1}~Join~Array[(# + 1)*Prime[#] + 1 &, 49] (* Michael De Vlieger, Apr 22 2024 *)
CROSSREFS
Sequence in context: A242644 A002800 A280077 * A295952 A132174 A297301
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Apr 22 2024, based on messages from Thomas Scheuerle and Paul D. Hanna
STATUS
approved