A387352 Numbers m with deficiency 32: sigma(m) - 2*m = -32.

250, 376, 1276, 12616, 20536, 396916, 801376, 1297312, 8452096, 33721216, 40575616, 59376256, 89397016, 99523456, 101556016, 150441856, 173706136, 269096704, 283417216, 500101936, 1082640256, 1846506832, 15531546112, 34675557856, 136310177392, 136783784608

Offset

1,1

Comments

Contains numbers 2^(k-1)*(2^k + 31) for k in A247952.

Links

Max Alekseyev, Table of n, a(n) for n = 1..59

Crossrefs

Deficiency k: A191363 (k=2), A125246 (k=4), A141548 (k=6), A125247 (k=8), A101223 (k=10), A141549 (k=12), A141550 (k=14), A125248 (k=16), A223608 (k=18), A223607 (k=20), A223606 (k=22), A385255 (k=24), A275702 (k=26), A175730 (k=42), A101259 (k=54), A275997 (k=64).

Abundance k: A088831 (k=2), A088832 (k=4), A087167 (k=6), A088833 (k=8), A223609 (k=10), A141545 (k=12), A141546 (k=14), A141547 (k=16), A223610 (k=18), A223611 (k=20), A223612 (k=22), A223613 (k=24), A275701 (k=26), A175989 (k=32), A275996 (k=64), A292626 (k=128).

Cf. A247952.

Sequence in context: A045169 A267856 A268269 * A045185 A122270 A234497

Adjacent sequences: A387349 A387350 A387351 * A387353 A387354 A387355

Keyword

nonn

Author

Max Alekseyev, Aug 27 2025

Status

approved