A038373 Number of n-step self-avoiding paths on quadrant grid starting at quadrant origin.
1, 2, 4, 10, 24, 60, 146, 366, 912, 2302, 5800, 14722, 37368, 95304, 243168, 622518, 1594622, 4094768, 10521384, 27085436, 69768478, 179982688, 464564220, 1200563864, 3104192722, 8034256412, 20803994184, 53915334890, 139785953076, 362681515714, 941361260956, 2444866458524, 6351963691964
Offset: 0
Links
- Siqi Wang, Table of n, a(n) for n = 0..40
- A. J. Guttmann and G. M. Torrie, Critical behavior at an edge for the SAW and Ising model, J. Phys. A 17 (1984), 3539-3552. See series coefficients c_{n}^{2} for square lattice with wedge angle Pi/2.
Extensions
a(25)-a(32) from Bert Dobbelaere, Jan 05 2019