20, 1, 800, 1558, 1040, 1041, 1487, 1511, 1625, 1805, 1888, 2212, 2466, 2668, 2862, 2997, 3183, 3701, 3943, 4090, 4870, 5076, 5552, 5694, 5749, 5751, 5997, 6191, 6694, 6830, 7305, 7339, 7366, 7650, 7679, 7721, 7722, 7755, 8065, 8254, 9015, 9162, 9605, 9940, 10060, 10403, 10617, 10683, 10704, 11030, 11631, 11760, 12124, 12388, 13127, 13128, 13309, 13381, 13744, 13764, 13846, 14505, 14545, 14692, 15626