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 A077700 a(1) = 4; a(n) is the smallest multiple of a(n-1) that contains all the digits of a(n-1) and is not a multiple of 10. 2
 4, 24, 264, 14256, 456192, 26459136, 635019264, 153039642624, 93507221643264, 23470312632459264, 20372231364974641152, 155664219859771233042432, 720258345291161495287332864, 592052359829334749126187614208 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Table of n, a(n) for n=1..14. PROG (PARI) A077700(n, a=4)={my(c(n, c=vector(10))=for(i=1, #n=digits(n), c[n[i]+1]++); c); for(i=2, n, my(cc=c(a)); for(k=2, oo, k%5 && vecmin(c(k*a)-cc)>=0 && (a*=k) && break)); a} \\ n=2 and optional 2nd arg as starting value yields next term: print1(a=A077700(1)); for(n=2, 10, print1(", "a=A077700(2, a))) \\ M. F. Hasler, Nov 18 2018 CROSSREFS Cf. A077701 (the ratios a(n+1)/a(n)). Cf. A077696, A077698 (analog for initial term 2 resp. 3). Sequence in context: A141014 A340023 A192983 * A080489 A101228 A009104 Adjacent sequences: A077697 A077698 A077699 * A077701 A077702 A077703 KEYWORD base,nonn AUTHOR Amarnath Murthy, Nov 18 2002 EXTENSIONS More terms from Ray Chandler, Jul 25 2003 Name edited by M. F. Hasler, Nov 18 2018 STATUS approved

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Last modified September 15 22:11 EDT 2024. Contains 375959 sequences. (Running on oeis4.)