A284800 Fixed points of the transform A284799.
6, 9, 12, 78, 90, 102, 114, 141, 153, 165, 177, 204, 216, 228, 240, 1086, 1134, 1182, 1230, 1338, 1386, 1434, 1482, 1590, 1638, 1686, 1734, 1842, 1890, 1938, 1986, 2109, 2157, 2205, 2253, 2361, 2409, 2457, 2505, 2613, 2661, 2709, 2757, 2865, 2913, 2961, 3009, 3132
Offset: 1
Examples
78 is a term of the sequence because 78 in base 4 is 1032, its complement in base 4 is 2301 and the digit reverse is again 1032 that is 78 in base 10.
Links
- Robert Israel, Table of n, a(n) for n = 1..5000
Programs
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Maple
P:=proc(q,h) local a,b,k,n; for n from 1 to q do a:=convert(n,base,h); b:=0; for k from 1 to nops(a) do a[k]:=h-1-a[k]; b:=h*b+a[k]; od; if b=n then print(n); fi; od; end: P(10^2,4);
Comments