A381659 Index where n first appears in A381658.

1, 4, 11, 21, 31, 69, 93, 96, 174, 222, 263, 433, 529, 633, 671, 732, 1006, 1298, 1388, 1519, 1688, 1813, 2018, 2220, 2507, 2788, 3601, 3949, 4155, 4498, 4612, 4792, 5018, 5476, 5864, 6165, 6391, 6611, 8402, 9173, 9527, 10388, 10727, 11379, 11834, 12045, 12684, 13116, 13552, 14038, 14974, 15340, 15988, 16301, 16994, 18426, 19514, 20372, 21366, 22953

Offset

1,2

Links

Table of n, a(n) for n=1..60.

Crossrefs

Cf. A381658, A381660, A092482, A381597, A229037.

Sequence in context: A240155 A161975 A272042 * A301135 A008052 A016438

Adjacent sequences: A381653 A381654 A381658 * A381660 A381661 A381662

Keyword

nonn,new

Author

Scott R. Shannon, Mar 04 2025

Status

approved