A064644 Array defined in A064643 read from left to right (cf. A107783).
1, 2, 1, 1, 5, 6, 22, 21, 13, 1, 1, 45, 84, 104, 105, 631, 630, 562, 412, 211, 1, 1, 1263, 2500, 3558, 4285, 4602, 4603, 39469, 39468, 37573, 33180, 26560, 18305, 9207, 1, 1, 78939, 157243, 230496, 293794, 342944, 375058, 388869, 388870, 4327322
Offset: 0
Examples
1; 2,1; 1,5,6; 22,21,13,1; ...