A335675 Number of smooth arithmetical structures on D_n.

10, 16, 50, 52, 126, 124, 250, 244, 434, 432, 690, 710, 1032, 1066, 1552, 1576, 2114, 2190, 2874, 2946, 3806, 3958, 5022, 5054, 6236, 6380, 7946, 8106, 9612, 10060, 11744, 12104, 14320, 14736, 17006, 17560, 20050, 20586, 23824, 24310

Offset

4,1

Links

Table of n, a(n) for n=4..43.

Archer, Kassie, Abigail C. Bishop, Alexander Diaz-Lopez, Luis D. García Puente, Darren Glass, and Joel Louwsma. "Arithmetical structures on bidents." Discrete Mathematics 343, no. 7 (2020): #111850. Also arXiv:1903.01393, 2019-2020. See Table 1.

Crossrefs

Cf. A335676.

Sequence in context: A080360 A026320 A144206 * A033460 A056848 A219854

Adjacent sequences: A335672 A335673 A335674 * A335676 A335677 A335678

Keyword

nonn,changed

Author

N. J. A. Sloane, Jun 17 2020

Status

approved