A180505 Number of Hamiltonian cycles in P_11 X P_2n.

1, 3846, 5668692, 7837276902, 10754797724124, 14746957510647992, 20223692320200140940, 27738606105535271640888, 38049128385426605236700966, 52194036750499722755908743018, 71598455565101470929617326988084, 98217523834843365306426848969040826, 134733398926676359394934062807293332148

Offset: 1

Author

Artem M. Karavaev, Sep 09 2010

Keywords

• nonn

Comments

The linear recurrence for this sequence has order 671. It is too large to be posted here.

Links

• Huaide Cheng, Table of n, a(n) for n = 1..319 (terms 1..50 Seiichi Manyama)
• Flow Problem, Hamilton Cycles (see Maple worksheet).
• Index entries for linear recurrences with constant coefficients, order 671.

Crossrefs

Cf. A180504, A321172.

Extensions

a(11)-a(13) from Seiichi Manyama, Mar 29 2020