A338350 Lexicographically earliest infinite sequence of distinct odd terms such that, for any prime p, any run of consecutive multiples of p has length exactly 2.

1, 3, 9, 5, 15, 21, 7, 11, 33, 27, 13, 39, 45, 25, 17, 51, 57, 19, 23, 69, 63, 35, 55, 77, 49, 29, 87, 75, 65, 91, 105, 135, 31, 93, 81, 37, 111, 99, 121, 41, 123, 117, 143, 165, 195, 169, 43, 129, 141, 47, 53, 159, 147, 119, 85, 95, 133, 161, 115, 125, 59

Offset: 1

Author

N. J. A. Sloane, Oct 29 2020

Keywords

• nonn

Comments

A version of A280864 but only using odd numbers.

Links

• Rémy Sigrist, Table of n, a(n) for n = 1..10000
• Rémy Sigrist, PARI program for A338350

Crossrefs

Cf. A064413, A152247, A280864, A338444,

Programs

PARI

See Links section.

Extensions

More terms from Rémy Sigrist, Oct 30 2020