@RIBA:
d8! = (1) = 1
d8! = (1) = 1d20 = (3) = 3d20 = (17) = 17d1000 = (598) = 598d1000 = (696) = 696d20 = (3) = 3d1000 = (330) = 330d1000 = (530) = 530d777 = (652) = 652d7777 = (796) = 796d1488 = (17) = 17d1488 = (1016) = 1016d1488 = (1390) = 1390d9 = (3) = 31d777 = (259) = 259d7777 = (7673) = 7673d1488 = (798) = 798d777 = (11) = 11d20! = (19) = 19d19! = (17) = 17d17! = (14) = 14d14! = (3) = 3d3! = (2) = 2d2! = (2+1) = 3d3! = (2) = 2d2! = (1) = 1d2020 = (231) = 2311d777 = (411) = 411d20! = (7) = 7