a(n) is the least distance of two nodes on the same grid line in an infinite square lattice of one-ohm resistors for which the resistance measured between the two nodes is greater than n ohms.

A355955

a(n) is the least distance of two nodes on the same grid line in an infinite square lattice of one-ohm resistors for which the resistance measured between the two nodes is greater than n ohms.

Terms

    a(0) =1a(1) =5a(2) =107a(3) =2460a(4) =56922a(5) =1317211a(6) =30481165a(7) =705355254a(8) =16322409116

External references