A357675 - OEIS

A357675

Smallest m such that A357477(m) = n.

3, 2, 1, 31, 34, 19, 77, 67, 154, 218, 251, 653, 809, 1217, 1289, 802, 601, 3011, 1951, 806, 7204, 3345, 5612, 2890, 4876, 15888, 6502, 4340, 651, 14581, 7040, 14134, 14128, 652, 33996, 42076, 30882, 8332, 77007, 11672, 25004, 82416, 101477, 7051, 154058, 101536, 83982, 101154, 107691

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

a(4) = 31 because the number 4 first appears in the sequence A357477 at index 31.

LINKS

Table of n, a(n) for n=1..49.

PROG

(PARI) f(n) = my(k=1); while (!isprime(round(sqrt(k*n))), k++); k; \\ A357477

a(n) = my(k=1); while (f(k) != n, k++); k; \\ Michel Marcus, Oct 18 2022

CROSSREFS

Cf. A357477.