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A199190
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Least integer having a larger digital sum than the previous term and such that 10^(n-1) + a(n) is a prime.
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2
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1, 3, 7, 9, 37, 49, 99, 379, 399, 787, 799, 1989, 1999, 3999, 6997, 17899, 18999, 38989, 67999, 79899, 79999, 389899, 499989, 798979, 897999, 989899, 2999997, 2899999, 4998999
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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COMMENTS
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Equivalent to A199124, but contains the same information in more condensed form.
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LINKS
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PROG
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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