@Dolfin:
d7777 = (765) = 765
d7777 = (765) = 765d777 = (175) = 1756d20 = (18+5+12+7+18+7) = 67d20! = (5) = 5d5! = (4) = 4d4! = (1) = 1d777 = (557) = 557d5 = (5) = 5d20 = (7) = 71d777! = (403) = 403d777 = (421) = 421d777 = (718) = 718d777 = (758) = 758d777 = (443) = 443d777 = (340) = 340d777 = (386) = 386d777 = (373) = 373d777 = (231) = 231