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A345071
Sums of two consecutive odd-indexed primes.
2
7, 16, 28, 40, 54, 72, 88, 106, 126, 140, 156, 180, 200, 212, 236, 264, 286, 306, 324, 346, 370, 388, 408, 438, 460, 474, 498, 526, 546, 560, 590, 620, 644, 678, 700, 720, 746, 768, 790, 820, 850, 870, 888, 910, 928, 954, 986, 1008, 1032, 1070, 1110, 1134, 1158, 1186, 1206
OFFSET
1,1
FORMULA
a(n) = prime(2*n-1) + prime(2*n+1).
EXAMPLE
16 is the sum of 5 and 11, which are the 3rd and 5th prime numbers.
MATHEMATICA
Table[Prime[2 n - 1] + Prime[2 n + 1], {n, 80}]
CROSSREFS
KEYWORD
nonn
AUTHOR
Wesley Ivan Hurt, Jun 06 2021
STATUS
approved