A295190 Chromatic invariant of the n-triangular grid graph.

1, 1, 1, 5, 97, 6739, 1611097, 1295101469, 3449859538455, 30155591559236245, 859063676925680110319, 79361177641450830904290293

Offset: 0

Author

Eric W. Weisstein, Nov 16 2017

Keywords

• nonn
• more

Links

• Eric Weisstein's World of Mathematics, Chromatic Invariant
• Eric Weisstein's World of Mathematics, Triangular Grid Graph

Crossrefs

Cf. A182283, A182797, A193283.

Extensions

a(8)-a(11) from Andrew Howroyd, Apr 23 2018