A342868 Positions of records in A116489.

1, 4, 8, 16, 32, 64, 112, 128, 224, 256, 448, 896, 1568, 1792, 3136, 3584, 5824, 6272, 7168, 11648, 12544, 14336, 23296, 25088, 28672, 39424, 40768, 46592, 50176, 78848, 81536, 93184, 128128, 157696, 163072, 186368, 256256, 326144, 372736, 512512, 652288, 885248, 1025024

Offset

1,2

Links

Table of n, a(n) for n=1..43.

Example

112 is in the sequence as there are 12 ways to factor 112 into odious factors > 1 namely via 112 = 2*56 = 4*28 = 2*2*28 = 7*16 = 8*14 = 2*4*14 = 2*2*2*14 = 2*7*8 = 4*4*7 = 2*2*4*7 = 2*2*2*2*7.

Crossrefs

Cf. A000069, A116489.

Sequence in context: A352918 A145108 A108569 * A196875 A111073 A298807

Adjacent sequences: A342865 A342866 A342867 * A342869 A342870 A342871

Keyword

nonn

Author

David A. Corneth, Mar 27 2021

Status

approved