A031114 Position of n-th 2 in A031111.
2, 8, 20, 33, 47, 54, 55, 57, 62, 71, 74, 76, 83, 87, 107, 126, 139, 142, 157, 170, 177, 192, 193, 196, 201, 209, 216, 224, 227, 232, 233, 242, 265, 266, 281, 284, 293, 294, 295, 297, 303, 312, 322, 337, 352, 359, 362, 363, 371
Offset: 1