A023599 Convolution of A023532 and composite numbers.
4, 6, 12, 19, 24, 33, 43, 55, 65, 78, 92, 109, 128, 143, 160, 181, 204, 226, 250, 272, 298, 325, 353, 382, 414, 446, 475, 509, 543, 580, 620, 659, 696, 740, 781, 822, 866, 911, 959, 1006, 1054, 1106, 1160, 1209, 1260, 1314, 1370, 1428, 1487, 1546
Offset: 1