A354165 Nonprimes in A090252 in order of appearance.

1, 4, 9, 8, 25, 21, 16, 55, 27, 49, 26, 85, 121, 57, 161, 32, 169, 125, 289, 319, 81, 361, 217, 529, 64, 481, 205, 731, 517, 841, 159, 1121, 343, 961, 1403, 128, 871, 1369, 355, 1681, 1241, 1849, 869, 2209, 2407, 243, 2809, 1691, 413, 3007, 2323, 3721, 206, 1391, 4489, 4033, 565, 5041, 5207, 2227, 5329, 5891, 1331, 6241, 6533, 4321, 6889, 453

Offset: 1

Author

N. J. A. Sloane, May 31 2022

Keywords

• nonn

Links

• Russ Cox, Table of n, a(n) for n = 1..3527 (first 374 terms from N. J. A. Sloane)
• Russ Cox, Table of nonprime entries in A090252: n, A090252(n), # of prime factors, n = 1..3527.

Crossrefs

Cf. A090252, A354164, A354166.