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A055144
The first n digits of the juxtaposition of the base-3 numbers converted to decimal.
3
1, 5, 16, 48, 145, 436, 1309, 3929, 11789, 35367, 106103, 318310, 954932, 2864798, 8594395, 25783185, 77349555, 232048666, 696145998, 2088437995, 6265313986, 18795941958, 56387825876, 169163477629, 507490432888, 1522471298664
OFFSET
1,2
EXAMPLE
1 (1); 12 (5); 121 (16); 1210 (48); 12101 (145); 121011 (436); ...
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, Apr 15 2000
STATUS
approved