They are Atri, Vasishtha, Shakti, Parashara's son Vyasa of Great energy; Vishvamitra, Bharadvaja, Jamadagni, the son of Richika, Rama, Auddalaka, Shvetaketu, Kohala, Vipula, Devala Devasharian, Dhaumya, Hastikashyapa, Lomasha, Nachiketa, Lomaharshana, Ugrashravas, and Bhrigu's son Chyavana. This is the number of Rishis gifted with Vedic learning.
अत्रिर्वसिष्ठः शक्तिश्च पाराशर्यश्च वीर्यवान्। विश्वामित्रो भरद्वाजो जमदग्निस्तथैव च।॥ ऋचीकपुत्रो रामश्च ऋषिरौद्दालकिस्तथा। श्वेतकेतुः कोहलश्च विपुलो देवलस्तथा॥ देवशर्मा च धौम्यश्च हस्तिकाश्यप एव च। लोमशो नाचिकेतश्च लोकहर्षण एव च॥ ऋषिरुग्रश्चवाश्चैव भार्गवश्च्यवनस्तथा।