55571domain: NAppears in sequencesa(n) = 1 + 2 * least i such that A103507(i)=n+1, 0 if no such i exists.at n=39A103508Position of Fibonacci numbers in the EKG sequence.at n=22A140469Number of (n+1) X (2+1) arrays of permutations of 0..n*3+2 with each element having directed index change -1,-1 1,0 -1,-2 -2,-2 or 0,1.at n=12A264670