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A356347

Indices of the primes in A181424.

4, 17, 38, 41, 48, 56, 57, 75, 104, 109, 112, 120, 131, 162, 166, 186, 189, 196, 201, 220, 241, 273, 274, 293, 341, 360, 389, 421, 428, 466, 467, 510, 522, 555, 601, 607, 623, 631, 635, 669, 684, 685, 704, 711, 712, 735, 763, 793, 815, 823, 824, 831, 832

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OFFSET

1,1

COMMENTS

This sequence, together with A358529 and A358531, partition the set of positive integers >= 3.

LINKS

Table of n, a(n) for n=1..53.

FORMULA

a(n) = A064113(n) + 2.

EXAMPLE

n 1 2 3 4 5 6 7

k 4 17 38 41 48 56 57