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A287922
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a(n) = prime(1)^2 + prime(n)^2.
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2
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8, 13, 29, 53, 125, 173, 293, 365, 533, 845, 965, 1373, 1685, 1853, 2213, 2813, 3485, 3725, 4493, 5045, 5333, 6245, 6893, 7925, 9413, 10205, 10613, 11453, 11885, 12773, 16133, 17165, 18773, 19325, 22205, 22805, 24653, 26573, 27893, 29933, 32045, 32765, 36485
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OFFSET
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1,1
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LINKS
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FORMULA
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a(n) = 4 + prime(n)^2.
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MATHEMATICA
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Table[4+Prime[n]^2, {n, 43}]
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PROG
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(Python)
from sympy import prime, primerange
def aupton(terms): return [4 + p*p for p in primerange(2, prime(terms)+1)]
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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