A302408 Number of n step self-avoiding walks on 3 X infinity grid starting from (0,0).

1, 3, 7, 18, 40, 86, 170, 350, 688, 1394, 2702, 5338, 10278, 20078, 38578, 74820, 143496, 276890, 530626, 1020774, 1955400, 3754560, 7190520, 13790666, 26407852, 50612412, 96911566, 185660272, 355485362, 680860212, 1303623528, 2496462996

Offset: 0

Author

Sean A. Irvine, Apr 07 2018

Keywords

• nonn
• walk

Links

• Sean A. Irvine, Table of n, a(n) for n = 0..39

Crossrefs

Cf. A007825 (starting from (0,1)), A038577, A001411.