A379791 Sequence Sd of the eight sequences defining the blocks of terms in A377091.

2, 5, 8, 12, 17, 24, 41, 50, 61, 72, 85, 97, 112, 127, 144, 161, 200, 221, 242, 265, 288, 311, 338, 362, 390, 420, 448, 481, 512, 513, 545, 543, 577, 609, 647, 686, 685, 722, 762, 760, 800, 802, 841, 882, 925, 968, 1011, 1059, 1103, 1152, 1154, 1201, 1203, 1250, 1301, 1352, 1405, 1458, 1456, 1512, 1567, 1682, 1741, 1800, 1861

Offset

1,1

Comments

See the comments in A379788 (Sequence Sa) for further information.

Links

Paolo Xausa, Table of n, a(n) for n = 1..1000 (terms 11..513 from N. J. A. Sloane).

Mathematica

(* A377091list is defined at A377091 *)
SequenceCases[A377091list[5000], {_?Positive, _?Negative}][[All, 1]] (* Paolo Xausa, Feb 05 2025 *)

Crossrefs

Cf. A377091, A379788, A379789, A379790, A379792, A379793, A379794, A380837.

Sequence in context: A022942 A183861 A024534 * A011974 A372231 A049633

Adjacent sequences: A379788 A379789 A379790 * A379792 A379793 A379794

Keyword

nonn

Author

N. J. A. Sloane, Jan 18 2025

Status

approved