30023121

Appears in sequences

• Base 10 weak Skolem-Langford numbers.at n=13A108116
• Base 10 strong Skolem-Langford numbers.at n=2A132291
• Base-10 super-weak Skolem-Langford numbers.at n=32A339803
• Base-10 weaker Skolem-Langford numbers.at n=5A357826