@Dolfin:
d7777 = (1519) = 1519
d7777 = (1519) = 1519d777 = (598) = 598d777 = (533) = 533d777 = (562) = 562d777 = (318) = 318d20! = (16) = 16d16! = (9) = 9d9! = (7) = 7d7! = (4) = 4d4! = (1) = 1d7777 = (5037) = 5037d3! = (2) = 2d3! = (1) = 1d4! = (3) = 3d3! = (2) = 2d7777 = (7569) = 7569d7777 = (1066) = 1066d777 = (270) = 270d777 = (694) = 694d7777 = (2223) = 2223d777 = (643) = 643d1488 = (694) = 694d776 = (504) = 504d7777 = (4932) = 4932d777 = (674) = 674d777 = (773) = 773d777 = (239) = 239d777 = (609) = 609d777 = (385) = 385d777 = (204) = 204d777 = (581) = 581d777 = (519) = 519d777 = (663) = 663d777 = (376) = 376