A045673 Curvatures in diagram constructed by inscribing 2 circles of curvature 0 and 1 inside circle of curvature 0, continuing indefinitely to inscribe circles wherever possible.

0, 1, 4, 9, 12, 16, 24, 25, 28, 33, 36, 40, 49, 52, 57, 60, 64, 72, 73, 76, 81, 84, 88, 96, 97, 100, 105, 108, 112, 121, 124, 129, 136, 144, 145, 148, 153, 156, 160, 168, 169, 172, 177, 180, 184, 192, 193, 196, 201, 204, 216, 217, 220, 225, 228, 232

Offset: 0

Author

Allan Wilks

Keywords

• nonn

Comments

Appears to be a superset of {A008784 - 1}. - Ralf Stephan, Jan 26 2005

See A189226 for additional comments, references, links, examples, and crossrefs. - Jonathan Sondow, Aug 24 2012

Links

• K. E. Stange, The sensual Apollonian circle packing, arXiv:1208.4836 [math.NT], 2012-2014; see section 14. - _Jonathan Sondow_, Aug 24 2012

Crossrefs

Cf. A042944-A042946, A045679, A189226.