A253055 Odd composite terms in A098550 that are neither primes nor terms of A251544, in order of appearance.

15, 35, 27, 39, 45, 51, 55, 65, 91, 49, 63, 57, 69, 75, 81, 87, 99, 77, 119, 133, 161, 175, 105, 117, 123, 135, 125, 145, 155, 165, 203, 147, 141, 153, 171, 185, 195, 143, 121, 187, 159, 183, 189, 201, 205, 215, 235, 225, 207, 219, 231, 209, 243, 249, 217, 245

Offset: 1

Author

N. J. A. Sloane, Jan 01 2015

Keywords

• nonn

Comments

A098550 is the union of A000040, A251237, A251544, and this sequence.

Crossrefs

Cf. A098550, A000040, A251237, A251544, A253056.