A077484 Probability P(n) of the occurrence of a 2D self-trapping walk of length n: Exponent of 2 in the denominator.

0, 0, 0, 1, 2, 0, 2, 4, 5, 2, 5, 7, 8, 8

Offset: 7

Author

Hugo Pfoertner, Nov 08 2002

Keywords

• frac
• more
• nonn
• walk

Comments

This sequence is the exponent of 2 in the denominator for P(n).

References

• For references see under A077483

Crossrefs

Cf. A077483.

Formula

P(n) = A077483(n) / ( 3^(n-1) * 2^A077484(n) )